are at the tech museum of innovation in san jose. if you want to come down here and enjoy the great science festival and you want to do that, hey, we have some great weather outside today. it looks like things will stay dry. the temperatures running a little bit cool, 40s and 50s now, but by the afternoon, high pressure taking over. and the temperatures warming up. we're planning on 60s and 70s. much improved weather throughout the weekend. high pressure bringing some 80s by sunday and monday. then cooling off toward the middle of next week. >>> as superstorm sandy bears down on new jersey, delta airlines starts moving planes and people all over the country. >> it's orderly. we know exactly where they're going and it's clean. >> we'll go inside the operations control center this morning to show you how delta shut down service, then restarted it after the storm. >>> and two top intelligence officials from afghanistan came to washington for a training course. then they disappeared. so where did they go and are they a threat? former intelligence insider john miller has some answers only on "cb

bionic leg this week in a demonstration of strength and science. >> jack built a house? >> reporter: when zac vawter heads out for a walk with his family, his amputated leg is no big deal. >> i'm not sure they remember dad with a normal leg, so it's just the way it is. >> reporter: but what he wants to do now, with a different leg, is a very big deal. it could help in changing the lives of thousands of amputees who have lost a leg. it involves this experimental leg, that like the real thing, obeys signals from his brain. but his story starts with a 2009 motorcycle accident that cost him his leg from the knee down. vawter knew about experimental surgeries so he persuaded neurosurgeons to save nerves from the amputated leg and attach them above the knee. he reached out to dr. levi hargrove at the center for bionic medicine. he wanted a chance at this leg. >> we have electrodes or sensors, antennas o his muscles. he thinks about bending his knee or benning his ankle. we decode those signals and send a command to the center. >> reporter: the $8 million is funned by the military, anxious to fi

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